JP7616557B1 - ドリル - Google Patents

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Publication number
JP7616557B1
JP7616557B1 JP2024566001A JP2024566001A JP7616557B1 JP 7616557 B1 JP7616557 B1 JP 7616557B1 JP 2024566001 A JP2024566001 A JP 2024566001A JP 2024566001 A JP2024566001 A JP 2024566001A JP 7616557 B1 JP7616557 B1 JP 7616557B1
Authority
JP
Japan
Prior art keywords
groove portion
central axis
length
groove
discharge groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2024566001A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2025009363A5 (https=
JPWO2025009363A1 (https=
Inventor
鉄平 宮川
弘樹 松原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Hardmetal Corp
Original Assignee
Sumitomo Electric Hardmetal Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Electric Hardmetal Corp filed Critical Sumitomo Electric Hardmetal Corp
Publication of JPWO2025009363A1 publication Critical patent/JPWO2025009363A1/ja
Application granted granted Critical
Publication of JP7616557B1 publication Critical patent/JP7616557B1/ja
Publication of JPWO2025009363A5 publication Critical patent/JPWO2025009363A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0006—Drills with cutting inserts
    • B23B51/0011—Drills with cutting inserts with radially inner and outer cutting inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B23B2251/043—Helix angles
    • B23B2251/046—Variable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
    • B23B2251/408—Spiral grooves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
JP2024566001A 2023-07-06 2024-06-14 ドリル Active JP7616557B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPPCT/JP2023/025141 2023-07-06
JP2023025141 2023-07-06
PCT/JP2024/021696 WO2025009363A1 (ja) 2023-07-06 2024-06-14 ドリル

Publications (3)

Publication Number Publication Date
JPWO2025009363A1 JPWO2025009363A1 (https=) 2025-01-09
JP7616557B1 true JP7616557B1 (ja) 2025-01-17
JPWO2025009363A5 JPWO2025009363A5 (https=) 2025-06-10

Family

ID=94172070

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024566001A Active JP7616557B1 (ja) 2023-07-06 2024-06-14 ドリル

Country Status (4)

Country Link
US (1) US20260061501A1 (https=)
JP (1) JP7616557B1 (https=)
CN (1) CN121464008A (https=)
WO (1) WO2025009363A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006205285A (ja) * 2005-01-26 2006-08-10 Tungaloy Corp スローアウェイ式ドリル
US20080170921A1 (en) * 2007-01-17 2008-07-17 Sandvik Intellectual Property Ab Rotatable multi-operation tool for chip removing machining, and a basic body therefor
JP2009262319A (ja) * 2008-03-31 2009-11-12 Mitsubishi Materials Corp ドリル用インサートおよびインサートドリル
JP2010264531A (ja) * 2009-05-13 2010-11-25 Mitsubishi Materials Corp 刃先交換式ドリル
JP2012206216A (ja) * 2011-03-30 2012-10-25 Mitsubishi Materials Corp ドリルホルダ及び刃先交換式ドリル
JP2013027962A (ja) * 2011-07-29 2013-02-07 Kyocera Corp 切削工具用ホルダおよび切削工具ならびにそれを用いた被削材の切削方法
JP2021100772A (ja) * 2019-12-24 2021-07-08 京セラ株式会社 回転工具及び切削加工物の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5675991B2 (ja) 2011-07-29 2015-02-25 京セラ株式会社 切削工具用ホルダおよび切削工具ならびにそれを用いた被削材の切削方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006205285A (ja) * 2005-01-26 2006-08-10 Tungaloy Corp スローアウェイ式ドリル
US20080170921A1 (en) * 2007-01-17 2008-07-17 Sandvik Intellectual Property Ab Rotatable multi-operation tool for chip removing machining, and a basic body therefor
JP2009262319A (ja) * 2008-03-31 2009-11-12 Mitsubishi Materials Corp ドリル用インサートおよびインサートドリル
JP2010264531A (ja) * 2009-05-13 2010-11-25 Mitsubishi Materials Corp 刃先交換式ドリル
JP2012206216A (ja) * 2011-03-30 2012-10-25 Mitsubishi Materials Corp ドリルホルダ及び刃先交換式ドリル
JP2013027962A (ja) * 2011-07-29 2013-02-07 Kyocera Corp 切削工具用ホルダおよび切削工具ならびにそれを用いた被削材の切削方法
JP2021100772A (ja) * 2019-12-24 2021-07-08 京セラ株式会社 回転工具及び切削加工物の製造方法

Also Published As

Publication number Publication date
CN121464008A (zh) 2026-02-03
US20260061501A1 (en) 2026-03-05
JPWO2025009363A1 (https=) 2025-01-09
WO2025009363A1 (ja) 2025-01-09

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